The Quixote IntelliZone is a work zone speed advisory system. Three mobile count units (which can measure flow, speed, and density) are placed in each lane where queues could form due to the … [Read more...] about Evaluation of a Freeway Work-zone Advance Speed Advisory System
Using ITS in Work Zones
Evaluation of Intellizone: A System for Providing Speed Advisories to Drivers Entering Work Zones
Intellizone is a product of Highway Information Systems, which is a division of Quixote Transportation Safety for giving advanced warning to drivers of slowing traffic entering work zones. Intellizone … [Read more...] about Evaluation of Intellizone: A System for Providing Speed Advisories to Drivers Entering Work Zones
Smart Work Zone Deployment Initiative Wisconsin Evaluations Summer 2001: Mobile/Stationary Speed Boards (You/Me Boards)
The present report is an evaluation of the Mobile/Stationary Speed Boards (You/Me Boards), a portable system measuring the speed of the maintenance vehicle on which the device is mounted and the speed … [Read more...] about Smart Work Zone Deployment Initiative Wisconsin Evaluations Summer 2001: Mobile/Stationary Speed Boards (You/Me Boards)
Speed Advisory System
The primary objective of this evaluation was to assess the long-term effectiveness of speed monitoring displays (SMDs) in long-term work zones on rural interstate highways. To achieve this goal, three … [Read more...] about Speed Advisory System
Solar-Powered Barricade Warning Lights
As a part of the Midwest States Smart Work Zone Deployment Initiative (MwSWZDI), Types A and C solar-powered LED lights were compared with two brands of battery-powered lights (one with incandescent … [Read more...] about Solar-Powered Barricade Warning Lights
AASHTO Report Identifies How NDOR is “Optimizing the System”
While transportation agencies are continually challenged to improve the safety of motorists traveling through work zones, the Nebraska Department of Roads (NDOR) has been cited as a model for its use … [Read more...] about AASHTO Report Identifies How NDOR is “Optimizing the System”